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kodGreya [7K]
3 years ago
5

1) 7n3+ 5n2 + 5n+ 10

Mathematics
1 answer:
GalinKa [24]3 years ago
7 0
the answer is d to the question
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Please solve this question based on integeration chapter
Olenka [21]

Answer:  -ln |cos x| - ln |sin x| + C

<u>Step-by-step explanation:</u>

.\quad \int\dfrac{sin^2x-cos^2x}{sin\ x\ cos\ x}dx\\\\\\=\int \dfrac{sin^2x}{sin\ x\ cos\ x}dx-\int \dfrac{cos^2x}{sin\ x\ cos\ x}dx\\\\\\=\int \dfrac{sin\ x}{cos\ x}dx-\int \dfrac{cos\ x}{sin\ x}dx\\\\\\=\int tan\ x\ dx - \int cot\ x\ dx\\\\=-ln |cos\ x|-ln|sin\ x| + C

5 0
3 years ago
Someone help that is good in math
Lilit [14]

For this case we have:

xRepresents the solution of all strict minor numbers to 2.

x \geq2 Represents the solution of all numbers greater than or equal to 2.

The solution set, according to the figure, is given by the union of x and x\geq2. Thus, the complete solution is given by all the real numbers.

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Option D

3 0
4 years ago
Lena's engagement ring has a radius of 9 millimeters. What is the ring's circumference? Use 3.14 for ​
scoray [572]

Answer:

Given - Radius of ring is 9 millimeters

To find - Circumference

Solution -

9 millimeters = 0.9 centimeters

Circumference of circle = 2 × pie × r

= 2 × 3.14 × 0.9

= 6.28 × 0.9

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4 0
3 years ago
How do I do this thanks
Aleks04 [339]
So you start by subtracting 3 from 35, which is 32. 32/8 = 4. So three years ago, Tim's son was 4 and Tim was 32. The percentage is about 13%
6 0
4 years ago
Which is not a rational number <br>0.77777...<br>11/13 <br><img src="https://tex.z-dn.net/?f=%20%5Csqrt%7B19%7D%20" id="TexFormu
Ymorist [56]

Answer:

the square root of 19

Step-by-step explanation:

this is because it has no rational value

5 0
3 years ago
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